<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    body{
      text-align: center;  
      margin-top: 60px;
    }
    a {
        outline: none;
        color: inherit;
    }
    a:link {
        text-decoration: none;
        color: inherit;
        
    }
    a:visited {
        text-decoration: none;
        color: inherit;
    }
    a:hover {
        text-decoration: none;
        color: inherit;
    }
    a:active {
        text-decoration: none;
        color: inherit;
    }
    a:focus {
        outline: 0;
        color: inherit;
        text-decoration: none;
    }
    .button{
      margin: 50px auto;
      border: 2px solid #1A9BFF;
      border-radius: 16px;
      width: 50%;
      height: 40px;
      
    }
    .button a{
      line-height: 40px;
      height: 100%;
      width: 100%;
      display: inline-block;
      color: #1A9BFF;
    }
  </style>
</head>
<body>
  <h2>当前登录用户：</h2>
  <h2>201245452</h2>
  <h2>无权限打卡。</h2>
  <div class="button">
    <a href="#">返回登陆页</a>
  </div>
</body>
</html>